OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

OPEN $20.00 Call

OPEN1280121C00020000

Latest saved OI19,044Oct 23, 2026
Last change+92vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OPEN $20.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 19,0449,5220 2026-10-09: 18,952 OI2026-10-13: 18,952 OI2026-10-14: 18,952 OI2026-10-15: 18,952 OI2026-10-16: 18,952 OI2026-10-21: 18,952 OI2026-10-23: 19,044 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

OPEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing19,044+92
Oct 21, 202618,9520
Oct 16, 202618,9520
Oct 15, 202618,9520
Oct 14, 202618,9520
Oct 13, 202618,9520
Oct 09, 202618,952No prior observation